proc: Fix missing free

On MACH_SEND_TIMED_OUT we defer sending the message to just-created
thread, we allocate a copy of the message to that end.  We need to free
that once the message is indeed sent.

1 files changed, 1 insertions, 0 deletions

diff --git a/proc/stubs.c b/proc/stubs.c
index ea0ae7a6..dc621ba1 100644
--- a/proc/stubs.c
+++ b/proc/stubs.c
@@ -67,6 +67,7 @@ blocking_message_send (void *arg)
       break;
     }
 
+  free (req);
 
   return 0;
 }